1966364272 has 40 divisors (see below), whose sum is σ = 3880644480. Its totient is φ = 964962240.

The previous prime is 1966364233. The next prime is 1966364287. The reversal of 1966364272 is 2724636691.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 775647 + ... + 778177.

It is an arithmetic number, because the mean of its divisors is an integer number (97016112).

Almost surely, 2^1966364272 is an apocalyptic number.

It is an amenable number.

1966364272 is a deficient number, since it is larger than the sum of its proper divisors (1914280208).

1966364272 is a wasteful number, since it uses less digits than its factorization.

1966364272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3421 (or 3415 counting only the distinct ones).

The product of its digits is 653184, while the sum is 46.

The square root of 1966364272 is about 44343.7061148479. The cubic root of 1966364272 is about 1252.8180202620.

The spelling of 1966364272 in words is "one billion, nine hundred sixty-six million, three hundred sixty-four thousand, two hundred seventy-two".